Hematology

Question 1

Natural coagulant

Answer 1

Heparin

Question 2

Marker for hematopoeitic cells

Answer 2

CD34

Question 3

Start and end of hemoglobin synthesis in erythropoiesis

Answer 3

Polychromatophilic normoblast to reticulocyte

Question 4

Pathway that generates ATP

Answer 4

Embden-Meyerhoff pathway

Question 5

Generates 2-3-DPG

Answer 5

Rapoport-Leubering pathway

Question 6

Primary cause of deaths in patients with sickle cell disease

Answer 6

Infectious crises

Question 7

Test should be performed within 2 hrs of obtaining blood

Answer 7

Sugar water test

Question 8

Specimen for sugar water test

Answer 8

Citrated whole blood

Question 9

Characteristic of sideroblastic anemias but also is found in some weeks after iron therapy for iron deficiency anemia, or in a hypochromic anemia after transfusion with normal cells

Answer 9

Dimorphic anemia

Question 10

Granulocyte precirsor with kidney shaped nucleus

Answer 10

Metanyelocyte

Question 11

Granulocyte precursor with sausage- shaped nucleus

Answer 11

Band

Question 12

Responsible for clot retraction

Answer 12

Actomyosin / thrombosthenin

Question 13

Centrifugation for hematocrit

Answer 13

RCF of 10,000 to 15,000g for 5 minutes

Question 14

Test for hemoglobin S, sodium dithionite, tubidity

Answer 14

Solubility test

Question 15

Seen in microangiopathic hemolytic anemia (MAHA)

Answer 15

Schistocytes

Question 16

Resembles Alder-Reilly inclusions

Answer 16

Toxic granules

Question 17

Resembles May-Hegglin inclusion

Answer 17

Dohle Bodies

Question 18

Many smudge cells seen in what type of leukemia

Answer 18

Chrinic lymphocytic leukemia

Question 19

Composition of the outer surface of platlets

Answer 19

Glycocalyx

Question 20

Platelet alpha and dense granules, mitochondria

Answer 20

Organelle zone

Question 21

Reduced platelet retention in paraproteinemias

Answer 21

Platelet retention in multiple myeloma

Question 22

Used to differentiate acute myelogenous leukemia and monocytic leukemias from ALL

Answer 22

Peroidase

Question 23

Used to differentiate acute kyeoogenous leukemia and monocytic leukemia from ALL

Answer 23

SBB

Question 24

Acute Leukemia according to FAB

Answer 24

> or equal to 30% blasts

Question 25

Acute leukemia according to WHO

Answer 25

> or equal to 20% blasts

Question 26

D-dimer positive in DIC as soon as ___ hours after onset

Answer 26

4 hours

Question 27

Congenital def of Factor V

Answer 27

Parahemophilia, autosomal recessive

Question 28

Def of Factor VIII

Answer 28

Hemophilia A, sex linked recessive

Question 29

Def of Factor IX

Answer 29

Hemophilia B, sex linked recessive

Question 30

Def Factor XI

Answer 30

Hemophilia C, autosomal dominant

Question 31

Derived from RBC histogram

Answer 31

MCV & RDW

Question 32

Derived from platelet histogram

Answer 32

MPV & PDW

Question 33

Computed values

Answer 33

Hct, MCH & MCHC

Question 34

Three part differential includes

Answer 34

Lympho, Mono, Granu

Question 35

Five part differential includes

Answer 35

Lympho, mono, neutro, eo, baso

Question 36

Visual detection of fibrin clot

Answer 36

Tilt tube technique

Question 37

Electromechanical detection of fibrin clot

Answer 37

Fibrosystem, Fibrometer, BBL

Question 38

Photo-optical detection of fibron clot

Answer 38

Electra, Coag-A-mate, ortho-Koagulab